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		<title>7.表格的跨行跨列</title>
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	<!-- 需求1:
	           新建一个五行，五列的表格
	           第一行，第一列的单元格要跨两列
	           第二行第一列的单元格跨两行
	           第四行第四列的单元格跨两行两列

	           表格跨列colspan
	           表格跨行rowspan  -->

	<table width="500" height="500" border="1" cellspacing="0">
		<tr>
			<td colspan="2">1.1</td>
			<td>1.2</td>
			<td>1.3</td>
			<td>1.4</td>
<!--			<td>1.5</td>-->
		</tr>

		<tr>
			<td rowspan="2">2.1</td>
			<td>2.2</td>
			<td>2.3</td>
			<td>2.4</td>
			<td>2.5</td>
		</tr>

		<tr>
			<td>3.1</td>
			<td>3.2</td>
			<td>3.3</td>
			<td>3.4</td>
<!--			<td>3.5</td>-->
		</tr>

		<tr>
			<td>4.1</td>
			<td>4.2</td>
			<td>4.3</td>
			<td align="center" colspan="2" rowspan="2">4.4</td>
<!--			<td>4.5</td>-->
		</tr>

		<tr>
			<td>5.1</td>
			<td>5.2</td>
			<td>5.3</td>
<!--			<td>5.4</td>-->
<!--			<td>5.5</td>-->
		</tr>
	</table>
		

		
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